Finding the Fourth Proportional to 46,909,962.99, 70,396,733.95 and 19,248,881.26
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Solution
The fourth proportional to 46,909,962.99, 70,396,733.95 and 19,248,881.26 is: 28,886,366.27
Step by Step Solution
- Step 1: Write the proportion equation
46,909,962.99 : 70,396,733.95 = 19,248,881.26 : x - Step 2: Convert to fraction form
46,909,962.99/70,396,733.95 = 19,248,881.26/x - Step 3: Cross multiply
46,909,962.99x = 70,396,733.95 × 19,248,881.26 - Step 4: Simplify right side
46,909,962.99x = 1,355,058,372,447,132.50 - Step 5: Solve for x
x = 1,355,058,372,447,132.50/46,909,962.99 - Step 6: Final answer
x = 28,886,366.27
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.